Re: [Qgis-user] Advance Digitising Tools- compass bearings

2024-05-17 Per discussione Kirk Schmidt via QGIS-User
noticeably. We developed a script for calculating convergence in UTM as I am unaware of a plugin provides that level of functionality. Ultimately, it will depend on the coordinate system you are working in.  If you reach out to me privately, I can share the script with you. Kirk Schmidt k

Re: [Qgis-user] gridding with a polygon

2024-05-02 Per discussione Kirk Schmidt via QGIS-User
that is at least 1 grid cell smaller than the the boundary size of the original vector data. Then create the contours from this new raster and you should be good to go. Kirk Schmidt On 5/2/2024 2:07 PM, Byron Veilleux via QGIS-User wrote: i have a large geologic dataset that i want to grid

Re: [Qgis-user] Problem with contour algorithm

2024-03-13 Per discussione Kirk Schmidt via QGIS-User
ence is that in your example you have /vsimem/xxx.tif.  There are no double quotes so I do not know if you are using a path variable or similar.  I would try an actual path to the tif dem file. Kirk Schmidt On 3/13/2024 12:37 AM, Grant Boxer via QGIS-User wrote: I am trying to contour a grid

Re: [Qgis-user] Problem with contour algorithm

2024-03-13 Per discussione kirk via QGIS-User
Hi Grant.Check to make sure your destination directory actually exists and you have write permission.  I seem to remember running into a similar issue but I am not close to a computer to test. Kirk SchmidtSent from my Galaxy Original message From: Grant Boxer via QGIS-User

Re: [Qgis-user] Issues Extracting LiDAR From a Tif file to a Golden 7 Software Binary Grid (.GRD)

2024-02-13 Per discussione Kirk Schmidt via QGIS-User
Hi Hudson: I just tried to export to golden 7 binary with QGIS version 3.20 and 3.28 running on windows 8 and it worked fine. Kirk On 2/13/2024 12:27 PM, Hudson Mealy via QGIS-User wrote:   Hello, I just purchased a new computer. ROG GEOFORCE RTX STRYX and have downloaded QGIS 3.34.3. I

Re: [Qgis-user] How to Change Layer coordinate fields

2024-01-24 Per discussione kirk via QGIS-User
Hi Alana.You cannot edit the csv file, however, you can save it as a shapefile or other vector format.  You can choose the  coordinate system you want the data to reside in when you save it.Load the newly minted vector file snd you can recalculate or add new coordinate fields if required,

Re: [Qgis-user] building gdal for mrsid

2024-01-21 Per discussione kirk via QGIS-User
Hi Don..Did you download the SDK from lizardtech?Kirk Schmidt Sent from my Galaxy Original message From: Don Harter via QGIS-User Date: 2024-01-20 10:10 p.m. (GMT-04:00) To: qgis-user@lists.osgeo.org Subject: [Qgis-user] building gdal for mrsid I have been following

Re: [Qgis-user] Calculate upslope catchment areas for multiple points?

2024-01-14 Per discussione kirk via QGIS-User
Hi Ben.The python script should work in your version since it is written in python 3.  It us,a relatively simple routine which iterates over each sample point and rund the saga tool.  It nay take a while to run 100s of points but it should finish.Saga is a third party, open source software

Re: [Qgis-user] Pansharpening Problem

2023-11-16 Per discussione Kirk Schmidt via QGIS-User
the tool will work with your data. Perhaps pan sharpening a 3 channel raster with a single channel raster creates the problem. Kirk Schmidt On 11/15/2023 9:52 PM, Grant Boxer via QGIS-User wrote: I am attempting to pansharpen a PRISMA hyperspectral RGB image and I am getting areas within

Re: [Qgis-user] intersection question

2023-11-12 Per discussione kirk via QGIS-User
Hi Matt.The trick is to use the attributes to id each layer before you run the intersection. So create a new field for each layer and give each polygon the same number. So layer 1, maybe 1.  Do the same for the second or even third layer, use 2, or something different from the first layer. 

Re: [Qgis-user] filtering data from highest to lowest in QGIS

2023-08-17 Per discussione Kirk Schmidt via QGIS-User
Hi Simon; Why yes of course you can.  Please see the Filtering in Layer Properties section at the following link which provides the basics. https://mapscaping.com/filtering-in-qgis-a-comprehensive-guide/ You can use the array functions to select and sort attributes as required. Kirk

Re: [Qgis-user] Clipping ecw to mask not working

2023-07-26 Per discussione Kirk Schmidt via QGIS-User
Hi Michael: Enhance Compression Wavelet (ECW) is a proprietary compression format.  I would try exporting your image as a geotiff to see if it is being read correctly and does not have internal write protection on it. Kirk Schmidt On 7/26/2023 2:02 AM, Michael Dufty via QGIS-User wrote

Re: [Qgis-user] YOLO Algorithm on Oil Palm Tree Counting

2023-07-21 Per discussione Kirk Schmidt via QGIS-User
in QGIS. Kirk Schmidt On 7/21/2023 1:17 AM, Loke Jian  Munn via QGIS-User wrote: Hi Everyone, I have been recommended to try YOLO Algorithm on oil palm tree recognition and counting. (DSM and Orthomosaic ) Just to ask if someone have any insights of this algorithm and provide any

Re: [Qgis-user] Editing expression in QGIS

2023-07-10 Per discussione kirk via QGIS-User
The short answer is yes.  You will need all the formula variables within the feature table.  Your syntax will change with ield names replaceing cell references.  You can copy your final expression and save as a text file for future use.  Alternatively, you can write a simple python script or

Re: [Qgis-user] Reclassify field values from txt rule file in QGIS

2023-06-28 Per discussione Kirk Schmidt via QGIS-User
where feature = '9110 - (Hainsimsen-Buchenwald)'or '9110 - (Hainsimsen-Buchenwald)(100.0%)' Note the single quotations for text. An easier approach would be top calculate a new field using the field calculator and use the string left expression - left(/landclass field/, 4) Kirk

Re: [Qgis-user] Palm Counting using QGIS

2023-06-06 Per discussione kirk via QGIS-User
band.Kirk Schmidt Sent from my Galaxy Original message From: Loke Jian Munn Date: 2023-06-06 6:18 a.m. (GMT-04:00) To: Richard McDonnell , kirk , qgis-user@lists.osgeo.org Cc: Moke Kwai Cheong , Cheong Chee Phang , Leong Kah Choon , Mulwanto , Endang Sudita Prayoga , M

[Qgis-user] (no subject)

2023-06-06 Per discussione kirk via QGIS-User
Hi LokeRichard suggested using a NDVI approach which would require data in the Near Infrared (NIR) band.  An orthomisaic would contain 3 colour bands, but not the NIR.  NDVI provides an understanding of plant greenness and health and may not be suitable for detecting oil palm's.  If you are

Re: [Qgis-user] How to calculate the visible area of a viewshed?

2023-06-03 Per discussione kirk via QGIS-User
Hi David.Here is a link to a tutorial on viewshed analysis;https://dges.carleton.ca/CUOSGwiki/index.php/Conducting_a_Viewshed_Analysis_in_QGISKirk SchmidtSent from my Galaxy Original message From: david cebrian via QGIS-User Date: 2023-06-03 12:51 a.m. (GMT-04:00) To:

Re: [Qgis-user] Palm Counting using QGIS

2023-06-01 Per discussione kirk via QGIS-User
are looking for probably is not reflected the dem.2) Plug-ins,are created by third parties and not by the Qgis team directly. You can reach out to the author and discuss with him/her. Kirk SchmidtSent from my Galaxy Original message From: Loke Jian Munn via QGIS-User Date: 2023-06

Re: [Qgis-user] 3D Moon models with QGIS

2023-05-06 Per discussione kirk via QGIS-User
Hi MeganThanks for the interesting question and link. Yes QGIS gas the tools to complete this analysis.First generate a slope raster from your dem.  You can use the slope tool in the Processing Toolbox>raster terrain analysis folder.The result will be a raster with the slopes of your study

Re: [Qgis-user] Qchainage plugin

2023-03-30 Per discussione Kirk Schmidt via QGIS-User
Hi Stewart: You could write a simple script using python or modeler to do what you are looking for.  I would reproject to a UTM or similar projection and then the math for each segment gets easier. Reach out to me privately as I have some ideas on how to implement it. Kirk Schmidt k

Re: [Qgis-user] Shape Tools New Capabilities - Compass cardinal directions

2023-03-10 Per discussione Kirk Schmidt via QGIS-User
Nice Update Calvin. What is your 0 or 360 degree reference?  I assume it is grid north if you use a projected coordinate system. Kirk Schmidt On 3/10/2023 8:04 AM, C Hamilton via QGIS-User wrote: I thought I would highlight a couple of updates to the Shape Tools plugin. For those who

Re: [Qgis-user] LIDAR

2023-02-14 Per discussione Kirk Schmidt via QGIS-User
the style and use it for the remaining point clouds. Kirk Schmidt On 2/13/2023 11:49 PM, Allan Younger via QGIS-User wrote: Hi everyone, I have multiple Lidar downloaded las files, on opening find each has its individual range of levels. How can I shade uniform levels?  200m plus points

Re: [Qgis-user] Azimuth and orientation of 2 features

2023-02-12 Per discussione kirk via QGIS-User
Hi Alex.You could use the coordinate of the centrists to determine which polygon is east or north.   For example, if your coordinate system is utm.  the centroid with the highe Easton will he the most easterly, the one with the smallest northing will be the most southerly.Kirk Schmidt Sent from

Re: [Qgis-user] CSV layer, Time column null expressie to test for NULL/empty?

2023-01-19 Per discussione kirk via QGIS-User
You can also useCASEWhen field is null then 123else 321endKirk SchmidtSent from my Galaxy Original message From: Richard Duivenvoorde via QGIS-User Date: 2023-01-18 1:44 p.m. (GMT-04:00) To: qgis-user@lists.osgeo.org Subject: Re: [Qgis-user] CSV layer, Time column null

Re: [Qgis-user] Mapa de visibilidad

2023-01-11 Per discussione Kirk Schmidt via QGIS-User
of thinking on how to implement it. The Visibility Analysis plugin will give you the functionality I described first. Kirk Schmidt On 1/11/2023 10:06 AM, Sara Gómez Zaragozà via QGIS-User wrote: Buenos días, Mi nombre es Sara Gómez, y querría preguntarles sobre una cuestión relacionada con la

Re: [Qgis-user] Airborne camera rectification

2022-12-30 Per discussione kirk via QGIS-User
Hi Scott. A couple of technical points to consider:What is the accuracy of the imu on the camera?  0.1 degrees at 30 km results in a lot of error.  Do you have the interior orientation of the camera? This is the lens distortion which makes up a critical part if the orthorectification

Re: [Qgis-user] SQL query in a QGIS model

2022-12-03 Per discussione kirk via Qgis-user
Good Day.Try dropping the @ as you are using field values and not variables.  If the were variables, then would show up with @ in the list.Kirk SchmidtSent from my Galaxy Original message From: ALT SHN via Qgis-user Date: 2022-12-03 5:26 a.m. (GMT-04:00) To:

Re: [Qgis-user] large DEM not loading tiles correctly

2022-09-28 Per discussione kirk via Qgis-user
Perhaps you can consolidate small groups of tiles into single rasters.  Kirk SchmidtSent from my Galaxy Original message From: "Michael.Dodd via Qgis-user" Date: 2022-09-28 1:32 p.m. (GMT+01:00) To: "'qgis-user@lists.osgeo.org'" Subject: [Qgis-user] l

Re: [Qgis-user] Symbology

2022-06-18 Per discussione kirk via Qgis-user
If the data is being read as a character versus a integer or decimal, you cannot use graduated symbols. Double left click on the layer in the legend and select properties. Select the Fields tab and see what format the attributes are being read as.  I have run into this when generating a csv

Re: [Qgis-user] How to make joined fields editable?

2022-05-15 Per discussione kirk via Qgis-user
Hi Roland I have not tried that checkbox bug just save your joined layer and you can edit the resultant file. Kirk SchmidtSent from my Galaxy Original message From: Roland Berger via Qgis-user Date: 2022-05-15 5:25 a.m. (GMT-04:00) To: qgis-user@lists.osgeo.org Subject

Re: [Qgis-user] How to convert depth belw ground level to depth below mean sea level in QGIS

2022-05-03 Per discussione kirk via Qgis-user
Hi NavneetThis is  classic raster analysis.  You will need the corresponding Digital Elevation File (DEM).  If your water table data are in vector fomat, you will have to rasterize the data, preferably to the same resolution as the dem.  Then you can use the grid calculator to subtract the

Re: [Qgis-user] Issues with SAGA's tools

2022-04-19 Per discussione Kirk Schmidt via Qgis-user
Hi Lucas; Try installing SAGA as a stand alone and run the tool.  I use this tool regularly and it works fine. Kirk Schmidt On 4/19/2022 8:58 AM, Lucas Pomares via Qgis-user wrote: Hello, I’m trying to use fill sinks tool (Wang & Liu) of SAGA in Qgis Toolbox. However, when the pro

Re: [Qgis-user] creating vector layer from slope map with few classes

2022-03-29 Per discussione kirk via Qgis-user
have your raster reclassified, you can then convert it to a vector format Kirk SchmidtSent from my Galaxy Original message From: "Shinoto, PD Dr. Maria via Qgis-user" Date: 2022-03-29 6:32 p.m. (GMT-04:00) To: qgis forum Subject: [Qgis-user] creating vector layer

Re: [Qgis-user] shapefile import error

2022-03-03 Per discussione Kirk Schmidt via Qgis-user
which is creating the error. Kirk Schmidt On 3/3/2022 3:24 PM, Richard Greenwood via Qgis-user wrote: Do you have the "side car" files .shx and .dbf and possibly others? On Thu, Mar 3, 2022 at 9:31 AM David Witton wrote: Hello I'm pointing the Data source Manager|Vector

Re: [Qgis-user] Labeling Lines with Bearings

2022-02-10 Per discussione Kirk Schmidt
Hi Springfield: You can place the python code in the C:\Users\User\AppData\Roaming\QGIS\QGIS3\profiles\default\processing\scripts folder on your local machine and then it will show up under scripts in the processing toolbox. Kirk Schmidt On 2/10/2022 4:03 AM, Springfield Harrison wrote

[Qgis-user] FW: RE: Labeling Lines with Bearings

2022-02-03 Per discussione kirk
Sent from my Galaxy Original message From: kirk Date: 2022-02-03 5:55 a.m. (GMT-04:00) To: Springfield Harrison , qgis-user@lists.osgeo.org Subject: RE: [Qgis-user] Labeling Lines with Bearings Hi Spingfield.I use a little routine and the core if it is:main_angle($geometry

Re: [Qgis-user] Labeling Lines with Bearings

2022-02-03 Per discussione kirk
to get the adjustment to true north. Kirk SchmidtSent from my Galaxy Original message From: Springfield Harrison Date: 2022-02-02 7:30 p.m. (GMT-04:00) To: qgis-user@lists.osgeo.org Subject: [Qgis-user] Labeling Lines with Bearings Hello,I need to put the line direction (azimuth

Re: [Qgis-user] Adding alpha band to raster

2022-01-24 Per discussione Kirk Schmidt
Hi Nicolas: I just had an idea, why not use gdal directly?   I know gdalwarp has a -dstalpha switch to code null data Assuming this is what you want the alpha band for) Kirk On 1/21/2022 6:06 PM, Nicolas Cadieux wrote: Hi, I don't see it in the current processing algorithms. I see lot's

Re: [Qgis-user] Adding alpha band to raster

2022-01-21 Per discussione Kirk Schmidt
Hi Nicholas: Try r.out.gdal https://grass.osgeo.org/grass78/manuals/r.out.gdal.html Kirk Schmidt On 1/21/2022 2:25 PM, Nicolas Cadieux wrote: Hi, What is the easiest way, in QGIS3, to add an alpha band to a raster?  Alpha bands are handy with the georeferencer.  Currently, I am just

Re: [Qgis-user] QGIS Modeling, using an model input layer name

2022-01-07 Per discussione Kirk Schmidt
Hi Nicolas The field calculator will not process raster data.  Try using the raster calculator Kirk Schmidt On 1/7/2022 2:56 PM, Nicolas Cadieux wrote: Hi, I can figure this on out!!!  I want to use the layer name of the input layer (a raster) as value for the field calculator

Re: [Qgis-user] SAGA Issues

2022-01-04 Per discussione Kirk Schmidt
Hi All: My short term work around is to run simple batch files (windows environment) to handle the saga processing.  Not very elegant, but it gets the job done.  Be aware that different SAGA versions may have different syntax. Kirk Schmidt On 1/4/2022 3:48 PM, i...@jcis.net.au wrote: I

Re: [Qgis-user] Create new coverage

2021-11-03 Per discussione Kirk Schmidt
Hi Paddy: The easiest approach would be to generate a new grid using the extents of your existing grid an defined at the 5 degree resolution. Select Vector> Research Tools>Create Grid and follow the prompts. Kirk Schmidt On 11/3/2021 10:54 AM, Pat Brown wrote: Hi,   I have a sha

Re: [Qgis-user] Batch Aerial Imagery GeoReferencing

2021-11-03 Per discussione Kirk Schmidt
and then ortho or geo it if it is needed. Kirk On 11/3/2021 7:45 AM, John Layt wrote: Hi Richard, The Historic England aerial photography team have been working on a similar sort of project which they recently released (see https://historicengland.org.uk/whats-new/news/new-virtual-aerial-map-allows

Re: [Qgis-user] Batch Aerial Imagery GeoReferencing

2021-11-01 Per discussione Kirk Schmidt
the images based on structure from motion.  Check into drone orthorectification software. Kirk On 10/29/2021 9:13 AM, Richard McDonnell wrote: Afternoon all, I have access to over 6000 Aerial Images covering Ireland, we also have scans of the Flight Paths and Image Orientation and Extents

Re: [Qgis-user] georeferencing and displaying lat long.

2021-10-04 Per discussione Kirk Schmidt
.   You can set the extent of the grid from either; calcutate from an existing layer, using the  current map canvas extent, or you can draw a box in the canvas. To add the graticule, select Vector>Research Tools> Create Grid and fill out the parameters. Kirk Schmidt On 10/1/2021 2

Re: [Qgis-user] ordinary kriging parameters

2021-10-01 Per discussione Kirk Schmidt
at the final resolution you require if you are concerned with processing time. By using geographic corrdinates, you probably were generating a hugh raster which caused your computer to hang. Kirk Schmidt On 9/30/2021 3:03 PM, Maria Eugenia Gomez wrote: Hi, I am using QGIS 3.16.9 Hannover. I want

Re: [Qgis-user] QGIS on a mobile platform

2021-09-10 Per discussione Kirk Schmidt
Josh: Another option is to use Avenza Maps (commercial) to view your georeferenced pdf's directly on a phone or tablet.  This makes a simple to use mobil solution that does not require an intenet connection Kirk On 9/10/2021 2:02 PM, Greg Troxel wrote: If you just want something

Re: [Qgis-user] How can I export Vector & Raster layers together to import into mapshaper

2021-08-12 Per discussione Kirk Schmidt
with mapshaper? 2) create a map using print composer and export the vector and raster components as a georeferenced image or pdf file.  This export a pretty map but you would lose all the feature attributes of your vector layer. Kirk Kirk Schmidt, MScF, BScF, RPF General Manager Nortek Resource

Re: [Qgis-user] Clipping WMS Layer for Export to Geo PDF

2021-07-31 Per discussione kirk
Hi StewartI assume you are using a rater as a background layer and therefore you will always end up with a rectangle as your final extent.  If you clip to an irregular polygon, you will still have a rectangle but the outer area that had been clipped out will be transparent.  This is how raters

Re: [Qgis-user] Building Historical Maps

2021-07-22 Per discussione kirk
.  Georeferncing is a straight forward procedure.  Kirk SchmidtSent from my Galaxy Original message From: James Cobban Date: 2021-07-22 10:16 p.m. (GMT-04:00) To: qgis-user@lists.osgeo.org Subject: [Qgis-user] Building Historical Maps I am running a project to present historical information

Re: [Qgis-user] Did scale change outputting to PDF?

2021-05-27 Per discussione Kirk Schmidt
Hi All: I always add a scale bar to a printed map so that if there is variaition between the pdf/print configuration, It can always be confirmed on the final printed map. Kirk Schmidt On 5/27/2021 4:27 AM, j.hu...@post-ist-da.de wrote: Hi John, as I understand it, you created the base map

Re: [Qgis-user] Aerial photo dates in legend without RGB patches?

2021-05-25 Per discussione Kirk Schmidt
type)? Kirk Schmidt On 5/25/2021 10:22 AM, Michael Dufty wrote: Has anyone got a good solution to display aerial photo dates in the legend? I can change the name of the layer, but then it displays a huge useless R G B legend.  Is there any way to turn this off?  Setting the patch size to 0

Re: [Qgis-user] Model Designer - Updating Field in Place

2021-05-17 Per discussione Kirk Schmidt
and/or extract functions in the process modeler Kirk Schmidt On 5/17/2021 11:27 AM, ryanpeel wrote: Perfect! It worked! And would you know how to set up model designer to have the model input to choose only selected rows versus whole table? -- Sent from: http://osgeo-org.1560.x6

Re: [Qgis-user] Model Designer - Updating Field in Place

2021-05-17 Per discussione Kirk Schmidt
Hi Ryan; There is a network plugin which may solve your issue. see https://gis.stackexchange.com/questions/279650/processing-modeler-to-update-table Kirk Schmidt On 5/17/2021 10:50 AM, Ryan Peel wrote: Hello, I have created a new Model in Model Designer and I'm using a Point Layer

Re: [Qgis-user] validatore topologico Qgis3

2021-05-12 Per discussione Kirk Schmidt
Hi Elisa: This may be best answered by the plugin developer.  I am not familiar with that plugin but you can use the grass module v.clean or in process modeler to fix topological errors. Kirk Schmidt On 5/12/2021 12:45 PM, Elisa Franchi wrote: Buongiorno a tutti, ho notato che il plugin

Re: [Qgis-user] Kriging using Qgis 3.18.2

2021-04-29 Per discussione kirk
Hi Jean:Export your excel file as a csv  file. Then you can import the file and define the x and y fields. Then open processing toolbox and search for kriging. Select the tool and file out ghd parameters.Kirk SchmidtSent from my Galaxy Original message From: jean Lukusa Date:

Re: [Qgis-user] (no subject) (elevation question)

2021-04-21 Per discussione kirk
Hi Nicolas.You can set the barometer my using a known point and elevation or by setting the current atmospheric pressure. As with an anologue altimeter, your readings will change throughout the day as the pressure changes. This is less of a problem if you are out on a sunny day with a high

Re: [Qgis-user] (no subject)

2021-04-21 Per discussione Kirk Schmidt
Hi jean: Another issue is that you can set your elevation reference point in most Garmin units to either use the height above the ellipsoid or and approximation mean sea level.  This setting will also have an impact on your observed elevation. Kirk Schmidt On 4/20/2021 8:45 PM, jean

Re: [Qgis-user] QGIS-3 single line/point layers from hand-written co-ordinates

2021-04-19 Per discussione Kirk Schmidt
are found at: (I know, another tutorial) https://www.qgistutorials.com/en/docs/3/importing_spreadsheets_csv.html If your coordinates are in degrees/minutes, you can use them as well.  Reach out to me and I can give you the correct syntax if you need it. Kirk Schmidt On 4/19/2021 11:36 AM

Re: [Qgis-user] Help! QGIS crashed and has deleted my QGZ file

2021-04-19 Per discussione Kirk Schmidt
to restore your last saved version. I hope this helps Kirk Schmidt On 4/19/2021 9:56 AM, j...@john-firth-editor.co.uk wrote: I’m using QGIS 3.16.0 on Windows 10, standalone PC. I have taken some training, but am a pretty inexpert user. The map that I’ve spent several months developing (for a book I’m

Re: [Qgis-user] Generate the bearing in the attribute table

2021-04-09 Per discussione Kirk Schmidt
magnetic north (perhaps for field work), then you would also have to calculate the magnetic declination for your project.     Kirk Schmidt On 4/8/2021 6:30 PM, Sebastian Gutwein wrote: Carlos- Interesting problem- You might get better responses on stack exchange. I have the same confusion

Re: [Qgis-user] WMS Image Projection

2021-04-08 Per discussione kirk
Hi Springer.  My mistake, you will require a local grid shift file, BC_93_05.gsb. The NTv2 is a national NAD27to NAD83 grid shift file. The BC_93_95 provides localized conversion from Nad83 (original) to Nad83 (csrs).  Sent from my Galaxy Original message From: Springfield

Re: [Qgis-user] WMS Image Projection

2021-04-08 Per discussione kirk
Hi Springer.I believe you will need to apply a grid shift file (NTv2).  It is available from Natural Resouces Canada and I will send you a link when I get to the office.The installation is a simple procedure. Kirk SchmidtSent from my Galaxy Original message From: Andreas

Re: [Qgis-user] off topic Deimos 2 images

2021-04-05 Per discussione Kirk Schmidt
purhased it from a vendor. Kirk Schmidt On 4/4/2021 7:13 PM, carlos h wrote: Hello, a pleasure to greet you, has someone carried out atmospheric correction of images of deimos 2? Thanks CA ___ Qgis-user mailing list Qgis-user@lists.osgeo.org List

Re: [Qgis-user] off topic Deimos 2 images

2021-04-05 Per discussione Kirk Schmidt
Hi Carlos: Do you have the calibration files?  These are usually available from the data provider. Kirk Schmidt On 4/4/2021 7:13 PM, carlos h wrote: deimos 2 -- Kirk Schmidt, MScF, BScF, RPF General Manager Nortek Resource Solutions Inc. RR # 1 Thorburn, NS B0K 1W0 Tel (902) 922.3607

Re: [Qgis-user] How to access r.series command

2021-03-30 Per discussione Kirk Schmidt
rocessing toolbox.  Look under providers and activate Grass. Kirk Schmidt On 3/30/2021 1:19 PM, gafna jeff wrote: Hello everyone, I would like to sum up pixel values of several raster layers using the r.series command but I don't seem to know where to find it on QGIS after loading all my r

Re: [Qgis-user] First steps with 3D Scan Data?

2021-03-26 Per discussione Kirk Schmidt
is an efficient compression standard to make large datasets/point clouds more manageable. PDAL and R can be used to process the data but if your data is compressed, you would have to use  the unlicensed Laszip routine available in QGIS 3.x to convert the data to an uncompressed las format. Kirk

Re: [Qgis-user] First steps with 3D Scan Data?

2021-03-26 Per discussione kirk
Hi Bernd.It sounds like the data were acquired and processed with Trimble hardware and software.  I am not familiar with their products however they tend to write proprietary files unless they are exported to a open data format within the Trimble Procesding software. I will have a look at ghd

Re: [Qgis-user] Map styles changing when I export as image

2021-03-21 Per discussione kirk
Hi. Jeremy. Is the issue that the satellite image is not being printed? If so, it is probably an issue with the image link and or copyright limitations if it originates from a internet based mapping service.Kirk SchmidtSent from my Galaxy Original message From: jeremy benwell

Re: [Qgis-user] Antivirus objecting to QGIS component

2021-03-18 Per discussione kirk
Hi NeilThis has come up on the past.  https://github.com/qgis/QGIS/issues/32247Kirk SchmidtSent from my Galaxy Original message From: Neil Mander Date: 2021-03-18 7:54 a.m. (GMT-04:00) To: qgis-user@lists.osgeo.org Subject: [Qgis-user] Antivirus objecting to QGIS component

Re: [Qgis-user] Do GPX files contain CRS information?

2021-03-17 Per discussione kirk
Thanks for the research Nicolas. I think I will save this for a rainy day or when an issue comes up.Kirk SchmidtSent from my Galaxy Original message From: Nicolas Cadieux Date: 2021-03-17 7:14 p.m. (GMT-04:00) To: Greg Troxel , stewartbh...@gmail.com Cc: qgis-user Subject:

Re: [Qgis-user] Learning resources/books for QGIS

2021-03-12 Per discussione Kirk Schmidt
Hi Rod: I would suggest a video to get a feel for how things work. Things are a lot easier without command level inputs.  Try: https://www.youtube.com/watch?v=kCnNWyl9qSE There are lots of resources on youtube. Kirk Schmidt On 3/12/2021 1:39 PM, Roderick Anderson wrote: Good day. I

Re: [Qgis-user] Combing Vector Layers - With Attributes

2021-03-12 Per discussione Kirk Schmidt
put it together if you are not familiar with the Graphical Modeler. Kirk Schmidt On 3/12/2021 4:35 AM, Springfield Harrison wrote: Hello All, I have a master database (point shapefile) of trees to which I need to add new records frequently.  The two files have different (but similar) attribute lists.

Re: [Qgis-user] Georeferencer GDAL - Tool - What is the meaning of the scaling factor in the Info

2021-03-11 Per discussione Kirk Schmidt
vector or raster data to confirm your image is in the right spot. Kirk Schmidt On 3/11/2021 10:47 AM, Michael Werner Maur wrote: Hello, I use the Georeferencer in the QGis Raster dialog för a long time. But yet I need further and detailed information about the quality parameters

Re: [Qgis-user] Trimble GeoXT 2005 Accuracy

2021-03-10 Per discussione kirk
) To: Kirk Schmidt , qgis-user@lists.osgeo.org Subject: Re: [Qgis-user] Trimble GeoXT 2005 Accuracy Hi Kirk,OK, I'll rule out the PPP for now, although it doesn't seem to be practical for production mapping anyway.I think my antennas are probably OK, none of them have a ground plane

Re: [Qgis-user] Trimble GeoXT 2005 Accuracy

2021-03-09 Per discussione Kirk Schmidt
diameter plastic case since the contain an internal 10 cm metal disk. Kirk Schmidt On 3/9/2021 1:36 PM, Springfield Harrison wrote: Hello Garth, Thanks very much for that reference.  I have used the service in the past. I'm in the middle of other work but may try to re-process some Map A files

Re: [Qgis-user] Trimble GeoXT 2005 Accuracy

2021-03-09 Per discussione kirk
) To: Nicolas Cadieux Cc: kirk , Jorge Gustavo Rocha , qgis-user@lists.osgeo.org, Greg Troxel , Dan <19dm...@gmail.com> Subject: Re: [Qgis-user] Trimble GeoXT 2005 Accuracy I'm resending this without the map as there is a size limit. The moderator may let it through, I hope . . . .

Re: [Qgis-user] Trimble GeoXT 2005 Accuracy

2021-03-09 Per discussione kirk
data for these sites which can include broadcast emphemerifes and clock corrections. I do not know if these sites are implemented in PFO. I assume you can import into PFO and DGPS. Kirk SchmidtSent from my Galaxy Original message From: Springfield Harrison Date: 2021-03-08 3

Re: [Qgis-user] Trimble GeoXT 2005 Accuracy

2021-03-07 Per discussione kirk
message From: Springfield Harrison Date: 2021-03-07 5:57 a.m. (GMT-04:00) To: kirk , Jorge Gustavo Rocha , qgis-user@lists.osgeo.org, Greg Troxel , Dan <19dm...@gmail.com>, Nicolas Cadieux Subject: Re: [Qgis-user] Trimble GeoXT 2005 Accuracy Hello All,

Re: [Qgis-user] Trimble GeoXT 2005 Accuracy

2021-03-06 Per discussione kirk
: Springfield Harrison writes: Thanks Dan.  See my relies to Kirk and Greg.  The Emlid sounds interesting, will have a look. I have an earlier Emlid Reach (not RS or RS2), which has L1 only, and I never got it to work well. Also look at the Ardusimple unit -- but it's

Re: [Qgis-user] Trimble GeoXT 2005 Accuracy

2021-03-06 Per discussione kirk
That is the limitation of the unit you have. Without using differential correction or real time kinematic techniques, that is about as good as it gets. You can improve your position a bit by keeping the unit static and averaging the 1 hz position data for at least 2 minutes. This will give you

Re: [Qgis-user] Lidar download

2021-03-04 Per discussione Kirk Schmidt
Hi Jean: I am not sure what you are looking for? Do you want to download a lidar derived image (such as a surface model) or do you want to work with raw  point cloud data? Kirk Schmidt On 3/4/2021 8:41 AM, jean Lukusa wrote: Hi all , how Can I download Lidar image from  Qgis 3.18.0 ? Jean

Re: [Qgis-user] contours and symbology

2021-03-03 Per discussione Kirk Schmidt
g-contours-at-specific-numbers Kirk Schmidt On 3/3/2021 2:15 PM, Saber Razmjooei wrote: Hi Azzurra, You can use Raster styling to display it as contours with minor and major contours: https://www.qgis.org/en/site/forusers/visualchangelog314/index.html#feature-raster-layer-contour-renderer <https:/

Re: [Qgis-user] raster with distance values from a point

2021-02-26 Per discussione Kirk Schmidt
. Kirk On 2/25/2021 9:26 PM, Nicolas Cadieux wrote: Interesting Kirk, The QGIS vector to raster conversion is not available in the graphical modeler or do you have another reason behind your solution? I don’t use much the graphical modeler so I appreciate your incite. Cheers! Nicolas

Re: [Qgis-user] raster with distance values from a point

2021-02-25 Per discussione Kirk Schmidt
GDAL>Raster Analysis>Proximity or SAGA>Raster tools> Proximity Raster  to create your output. Kirk Schmidt On 2/25/2021 4:24 PM, Nicolas Cadieux wrote: Hi, You can cut down you use of several plugins by doing the following, 1) Create a vector point file with a single point havi

Re: [Qgis-user] raster with distance values from a point

2021-02-25 Per discussione Kirk Schmidt
Hallo Fabio: What version of QGIS are you using? Kirk Schmidt On 2/25/2021 1:58 PM, Fabio Falchi wrote: Dear all, not having received any answer, I repeat the request. I need to speed up the process of obtaining rasters with distances from a single point (or a single lat-lon coordinate

Re: [Qgis-user] Symbology blank

2021-02-17 Per discussione kirk
Do your data show up spatially at all on the screen?Sent from my Galaxy Original message From: Ruby Jardine Date: 2021-02-17 7:44 a.m. (GMT-04:00) To: qgis-user@lists.osgeo.org Subject: [Qgis-user] Symbology blank Hi, I am trying to create a standard global map on the

Re: [Qgis-user] distance between rectangle polygon in Qgis

2021-02-15 Per discussione kirk
Another option is to convert the polygons to lines and the calculate the length if each line in the attribute table.Sent from my Galaxy Original message From: Marin Mirosevic Date: 2021-02-15 6:41 p.m. (GMT-04:00) To: Nicolas Cadieux Cc: qgis-user@lists.osgeo.org Subject:

Re: [Qgis-user] MrSIS Import Reference File Problem

2021-02-02 Per discussione Kirk Schmidt
Hi Baz: Do not click on the sdw file but the actual MrSID image file.  It will look for the world file and load appropriately. Kirk On 2/1/2021 8:08 PM, bazza_05.excite wrote: I am an absolute newbie to QGIS but have used other GIS programs. I have tried to import a MrSID rater file

Re: [Qgis-user] simple conversion question

2020-12-28 Per discussione kirk
Hi Cole.You need to add the coordinates to your attribute table prior to exporting to csv format.  First save the data in the correct coordinates system. Open the attribute table and add 2 new columns for the x and y coordinates.  Update each volume using the $x abs $y formula and save the

Re: [Qgis-user] Volume calculation - Reg

2020-12-18 Per discussione Kirk Schmidt
Hi Mike: I usually convert the contours or breaklines into a point layer and then generate a dem from that.  This is not a precise methodology but it would depend on what you are trying to do and the precision of the underlying data. Kirk Schmidt On 12/18/2020 5:28 AM, Michael Dufty wrote

Re: [Qgis-user] Import mapinfo tabfile

2020-12-17 Per discussione Kirk Schmidt
the file type to Mapinfo and the suitable files will be displayed (*.TAB files). Kirk Schmidt On 12/17/2020 7:34 AM, Weijers, Jean (Kerkrade) wrote: Hello I got  mapinfo files (.DAT, .ID, .MAP, .TAB). I want to import this into QGIS, but I don’t get a vectorfile. I see only TAB-file. How can I

Re: [Qgis-user] [X] Re: Trying to use the v.split to break down a Polyline into 2 point segment to add feet label.

2020-12-11 Per discussione Kirk Schmidt
more information, contact your system administrator." Kirk On 12/11/2020 3:29 PM, Wolf, Mark wrote: -- Kirk Schmidt, MScF, BScF, RPF General Manager Nortek Resource Solutions Inc. RR # 1 Thorburn, NS B0K 1W0 Tel (902) 922.3607 Email: k...@nortekresources.com Web: www.nortekres

Re: [Qgis-user] R: Importing a raster into a Geopackage

2020-12-02 Per discussione Kirk Schmidt
with it some more. Kirk On 12/2/2020 12:10 PM, Nicolas Cadieux wrote: Hi Alberto, Can I share the file and your question in the gdal dev group?  Perhaps they will have an answer to your problem. You can also do that yourself if you prefer. Kirt, if you have time, can you do the same run

Re: [Qgis-user] R: Importing a raster into a Geopackage

2020-12-02 Per discussione Kirk Schmidt
.  So, I can conclude that the data is being written correctly but the default display parameters for the geopackage  are different than a geotiff. Kirk On 12/1/2020 3:24 PM, Nicolas Cadieux wrote: Hi, I changed the link so you have access to more files. https://drive.google.com/drive/folders

Re: [Qgis-user] R: Importing a raster into a Geopackage

2020-12-01 Per discussione Kirk Schmidt
Hi Nicolas I did the same and the legend indicates a change magnitude but if I subtract the geopackage raster from the original, all pixels equal zero. Kirk On 12/1/2020 2:36 PM, Nicolas Cadieux wrote: Hi, Tried this: gdal_translate -of GPKG -b 1 C:/Users/Nicolas/Desktop

Re: [Qgis-user] R: Importing a raster into a Geopackage

2020-12-01 Per discussione Kirk Schmidt
Hi Nicolas: try the -b 1 parameter.  I just tried this and wrote a single band raster from a 3 channel tiff. Kirk On 12/1/2020 2:03 PM, Nicolas Cadieux wrote: I tried gdal_translate -of GPKG -co "BAND_COUNT=1" C:/Users/Nicolas/Desktop/Land_cover_Corine2018.tif C:/Users/Nicol

Re: [Qgis-user] Importing a raster into a Geopackage

2020-12-01 Per discussione Kirk Schmidt
Hello Alberto: I just tried saving a dem (single band raster) as a geopackage using QGIS 3.10.1.  The only issue I can think of is if you select rendered vs raw data in the export dialog (see top of screen shot below). Can you share the version you are using? Kirk On 12/1/2020 10:56 AM

Re: [Qgis-user] Does QGIS3 freezes more often than QGIS2 ?

2020-11-26 Per discussione Kirk Schmidt
Hi Idan: I usually go through the "add raster Layer" button and it seems to work seamlessly with small and large rasters in 3.10.1 working on windows 8.1x 64.  I wonder if it is an issue with the drag and drop function and or related to raster files size? Kirk On 11/26/2020 1:1

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